What Is a Medium of Exchange

question 25

Multiple Choice

What is a medium of exchange?

• A) a stock exchange company
• B) an item that makes transactions easier
• C) a financial market
• D) a stock or bond

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Definitions:

Limestone

A sedimentary rock composed mainly of calcium carbonate, commonly used in construction and as a raw material in manufacturing.

Marble

A metamorphic rock formed from limestone, known for its use in sculpture and architecture due to its beauty and durability.

Water Contamination

The presence of harmful substances in water, which can degrade water quality and pose health risks to humans, animals, and ecosystems.

Igneous Rock

Rock formed from cooled and solidified magma or lava.